Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.

CSX Corp.’s current liabilities as a percentage of total liabilities and shareholders’ equity declined from 2016 to 2017 and from 2017 to 2018.

Long-term liabilities

Amount of obligation due after one year or beyond the normal operating cycle, if longer.

CSX Corp.’s long-term liabilities as a percentage of total liabilities and shareholders’ equity declined from 2016 to 2017 but then increased from 2017 to 2018 not reaching 2016 level.

Total liabilities

Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.

CSX Corp.’s total liabilities as a percentage of total liabilities and shareholders’ equity declined from 2016 to 2017 but then increased from 2017 to 2018 not reaching 2016 level.

Shareholders’ equity, attributable to CSX

Total of all stockholders’ equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity’s stockholders’ equity attributable to the parent excludes the amount of stockholders’ equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

CSX Corp.’s shareholders’ equity, attributable to CSX as a percentage of total liabilities and shareholders’ equity increased from 2016 to 2017 but then slightly declined from 2017 to 2018 not reaching 2016 level.